A+ Answers of the following Questions

1. (TCO 4) With zone-based firewalls, which of the following is used to specify actions to be taken when traffic matches a criterion? (Points : 6)
Zones
Class maps
Policy maps
Zone pairs


2. (TCO 4) With zone-based firewalls, which of the following is used to define a unidirectional firewall policy between two areas with different security levels? (Points : 6)
Zones
Class maps
Policy maps
Zone pairs


3. (TCO 5) Which AAA server protocol offers support for ARAP and NETBEUI protocols as well as IP? (Points : 6)
CSACS
RADIUS
OpenACS
TACACS+

1. (TCO 5) Which AAA server protocol uses TCP to exchange information with the network access server (NAS)? (Points : 6)
CSACS
RADIUS
OpenACS
TACACS+


2. (TCO 6) The Cisco IOS command that will display all current IKE security associations (SAs) is _____.(Points : 6)
show crypto ipsec
show crypto isakmp
show crypto ipsec sa
show crypto isakmp sa
show crypto ike sa


3. (TCO 6) The Cisco IOS firewall crypto isakmp policy mode command that will set the isakmp security association lifetime is _____. (Points : 6)
lifetime {days}
lifetime {seconds}
set lifetime {days}
set lifetime {seconds}

1. (TCO 7) Which of the following is a signature type that IOS firewall IDS can detect as requiring the storage of state information? (Points : 6)
Atomic
Dynamic
Cyclical
Compound (composite)


2. (TCO 7) Why is a network using IDS only more vulnerable to atomic attacks? (Points : 6)
IDS must track three-way handshakes of established TCP connections.
IDS cannot track UDP sessions.
IDS permits malicious single packets into a network.
IDS is not stateful and therefore cannot track multiple packet attack streams.

3. (TCO 3) Which of the following switch commands will enable portfast on an interface? (Points : 6)
spanning-tree portfast enable 
spanning-tree portfast
spanning-tree portfast F0/20
spanning-tree portfast default

1. (TCO1) What is the true definition of telecommunications? (Points : 15)
Transfer of information
Transfer of data
The reliable movement of data over a distance
Sharing data by moving it over a distance


2. (TCO2) These group of PBX features are essential in the call traffic-processing duties of the PBX. It is also the group of applications that most resembles the services available to a POTS subscriber. What is this feature group called? (Points : 15)
Automatic Call Distribution
Management Information Systems
Interactive Voice Responses
Basic Call Handling


3. (TCO4) One feature of a PBX is the ability to include intelligence that upon a request for a long distance call determines the lowest cost route and uses that vendor, thus, minimizing its LD call expenditures. What it this feature? (Points : 15)
Automatic Call Distribution (ACD)
Management Information Systems (MIS)
Interactive Voice Response (IVR)
Least Cost Routing

1. (TCO7) This is the functional integration of various computer and telephone system elements that enables a number of call center applications such as screen pop-ups, intelligent routing, multimedia, or intelligent call forwarding of calls to the appropriate person. (Points : 15)
IVR
Bridging
ACD
CTI


2. (TCO11) In the OSI-7 Layer Protocol Stack, this layer is responsible for error-detection, recovery, and error correction. This layer is also responsible for resolving competing requests for a shared communication link and framing requirements for data packets. (Points : 15)
Networking
Presentation
Data Link
Transport


3. (TCO10) What are the two fundamental duties of softPBX? (Points  15)
Telnet and transcoding
Call Hold and Web Chat
Call signaling and voice transmission
Decoding and playback

1. (TCO9) What is the protocol that was developed by IETF as a way of signaling multiuser distributed telephony and messaging applications on an IP network? (Points : 15)

H.323
Serial Level Gateway Protocol
TCP
Session Initiation Protocol

2. (TCO9) What are the two processes that convert sound from the format which is heard (analog), into a format that VoIP uses to carry it (digital streams), and back again? (Points : 15)

Digital to packet (DTP) conversions
Application Service Provider (ASP) to multiplexing process
Business-to-Business (B2B) to Transport conversions
Digital to analog conversion (DAC) and analog to digital conversions

3. (TCO2) These group of PBX features are essential in the call traffic-processing duties of the PBX. It is also the group of applications that most resembles the services available to a POTS subscriber. What is this feature group called? (Points : 15)

Automatic Call Distribution
Management Information Systems
Interactive Voice Responses
Basic Call Handling